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Questions tagged [imap]

IMAP stands for Internet Message Access Protocol and is the other e-mail protocol along with POP.

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Usıing a mounted drive as Maildir for imap mails

I want to use a mounted drive as Maildir for imap mails but it always has data loss possibilities because of connection problems etc.. What type of solution should I use for this?
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Tool to connect to IMAP server

I have an outlook mailbox. Main goal is to find out message's IMAP UID of particular message having all the information that outlook web interface provides (subject is quite good for that). I can ...
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Bizarre intermittent, but long lasting failure to connect to just one server

I have a bizarre connection issue with just one server that I have no idea how to diagnose. Basically I'm setting up a self-hosted email service using iRedMail and everything works fine for a while ...
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How to create failregex to block imap-logins fail2ban

Could someone help me with creating correct fail2ban filter. Bad ip addresses knocking port 993 /etc/fail2ban/filter.d/dovecot.conf doesn't catch such log I found something like this, but i get errors ...
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Is it possible to trigger a shell script on incoming emails, can it be done without services like dovecot, postix, etc? [closed]

This question more is for learning purpose. I'm exploring ways to develop a small email server (in + out). I have a domain that points to my server as well as mx records and all that stuff... I also ...
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RoundCube install in parallel: Connection to storage server failed

I need upgrade and split Centos 6.3, RoundCube 0.7.2 and Dovecot 2.0.9. Apache link is old.mydomain. IMAP section: $rcmail_config['default_host'] = 'localhost'; Dovecot authenticate against Microsoft ...
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Dovecot slow searching a huge mailbox

We store a bcc of every outsent mail in a mailbox and we store the Message-ID in our DB. We have a web page that gets the sent mail from imap using the message-id using "SEARCH HEADER Message-ID &...
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manual certificate authentication for IMAPS

I'm running an IMAPS service and users are authenticated with an X.509 certificate. It works fine using Thunderbird. But how I can connect to the IMAPS service manually using openssl? I use the same ...
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Random deleted emails remaining on some Samsung Email android devices with Dovecot server

I'm running Dovecot 2.2 (via Mail-in-a-Box) on Ubuntu (LAN) and have several Samsung devices with the stock Email app. All are running the same version. Sometimes, I notice that if I'm deleting email ...
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Share Postfix IMAP Calenders

We are currently running a dovecot mailserver(maildir) and postfix. - Ubuntu 18.04.6 LTS (Bionic Beaver) Our new COO wants to sync his contacts and calendar with outlook(MAC) and iOS(iPhone) using our ...
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PHP-IMAP Install on AWS Linux2 ARM

Does anyone know a repo that has PHP-IMAP for ARM? (PHP7.4) I normally install PHP-IMAP from the Remi Repo on Linux2 x86, but haven’t had any luck finding a way to install it on ARM. Any ideas?
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Migrating dovecot maildirs (dump) to other service

After issues with the VPS host / manager I've migrated from a managed VPS mail to a more saas-type service. However while I remembered to backup the VPS (so I have a bunch of dovecot maildirs in a zip)...
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IMAP Email issue - Users having to manually send/receive - How to troubleshoot?

I am after a bit of help/guidance with regard to an IMAP email issue I am having. The email is hosted by a ISP and we have around 25 mailboxes all using Microsoft Outlook 2016/19 clients with IMAP ...
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Exchange 2019 - IMAP Sync Failure

I have just deployed a new instance of Exchange 2019. Active Sync works fine (outlook and owa) and mail is processed ingress/egress fine. After enabling the IMAP services and associating the self ...
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MDA broken pipe with fetchmail / dovecot

I have set up a home mail server with dovecot to download and archive email from multiple webmail accounts via IMAP. The goal is to do this automatically every week with a cron job. I'm not sure if I ...
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Map a subdomain to an individual email address

say I want to redirect multiple subdomains to different email addresses So: *@it.example.tld --> it-support@mail.tld *@finance.example.tld --> finance@mail.tld *@hr.example.tld --> hr@mail....
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does SSL/TLS STARTLS full encrypt connexion for POP and IMAP

I am configuring POP and IMAP accounts in thunderbird mail client. Here are 2 options: Security: None SSL/TLS STARTLS Authentication method: Normal password Encrypted password Kerberos / GSSAPI ...
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Fetchmail does not use the indicated protocol

I'm trying to setup fetchmail for download some mail from gmail using pop3. The problem, as you can see, is that fetchmail instead of use the pop protocol will use imap. For being sure to not have ...
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Clarification on the configuration of a mail server

I would like to start by saying that I have not seen any other forums or posts that clearly explain this thing. If there are, my poor English skills probably didn't make me understand the solution ...
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How do I create separate mailbox configurations per virtual user with Dovecot?

Let's say I have two virtual users: bugs@domain.tld and admin@domain.tld. I want the mailboxes for bugs to be configured like this...: mailbox Sent { special_use = \Sent } mailbox Drafts { ...
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IMAP and SMTP Still use Self Signed SSL even I have issued a Mail Server SSL in Cyberpanel

I using cyberpanel on CentOS 7 and I setup SSL for my postfix and dovecot. But I still got "SSL Invalid" caused the self-signed SSL even I have configure SSL using Lets Encrypt. This is /etc/...
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How to proxy IMAP/POP3 connection to appropriate backend mail server by domain

I have system with multiple email server (exchange, zimbra) for multiple domain. So when users of domain A want connect to server for getting email they have to use IP of server A (Ex: 192.168.10.253),...
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How to stop OS/daemon information leakage in dovecot (server_tokens)?

How do I stop dovecot from telling its clients what flavour of linux I'm running and that it's a dovecot imap server? If I connect to my smtp server, I see the following snippet user@host:~$ openssl ...
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Access POP3 content from other computer

I have a tough mission, that I have no idea how to accompish it. In our company, all the e-mail accounts are configured as IMAP accounts, therefore we can access the e-mail from wherever. However, ...
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Incoming external email appeared in Postfix log, but not in mailbox

I setup Postfix + Dovecot (with IMAP) for my Ubuntu 16.04 email server. I sent an email from Gmail to my domain, I can see the postfix log "reacts" with the incoming email, but the incoming ...
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Postfix dovecot unable to authenticate

I use to work with postfix/sasl/courrier-auth on Gentoo for years. I just migrated to Debian 10 postfix/dovecot. I'm unable to make it work : Send mail ok, TLS ok. But unable to authenticate (SMTP 587,...
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dovecot: imap-login: Aborted login (auth failed, 2 attempts in 2 secs) - usually working - perhaps timeout issue? Debug options?

I have a mail server with a few dozen IMAP accounts. The configuration is correct for each account, every one of them tests OK. When a client from a particular, very slow Internet connection attempts ...
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Are SMTPS and IMAPS ports really deprecated?

I've read that STARTTLS command was added and intended to deprecate the SSL ports. But even major mail servers like google still use SSL ports and even don't allow us to use classic ports with ...
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Is there a way to force logout/relogin of IMAP user?

As an admin of a Mail server, I would like to force logged-in users of an email account (e.g. in their Outlook, Thunderbird) to login again with new password and prevent everyone from sending/...
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Why went dovecot pop3/imap server down?

The VPS went at some point down, I am watching the log but do not understand why went down and how it could be fixed to avoid outages in the future. The logs I have available for the time of the event:...
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postfix does local delivery instead of via dovecot lmtp

Sieve isn't running on my system, and it looks like the reason why is that postfix is doing local maildir delivery instead of going through dovecot. Details: System: Ubuntu 20.10 /etc/postfix/main.cf: ...
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Mbox files not shown on client over IMAP after restore from backup

The story: the HDD containing user /home/* directories with Mboxes died. I restored them from a backup to another machine and mounted the whole structure back to the original imap's server /home ...
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E-mail transmission example

RFC standards literally force us to accept unencrypted connections on port 25. To understand why, we have to understand how emailing works. But emailing is quite a complex topic and I created this ...
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When do static files get retrieved during SMTP?

Alice is sending Bob an email message. It includes some large static content somehow. From my very basic understanding of email you can just send a HTML message, so let's say that the HTML includes an ...
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How To configure Postfix and Dovecot for remote IMAP / POP sending of email on Fedora 32

Background I've been the administrator since inception of this 24-ish year old site which hosts a lot of virtual domains, etc, and from the late '90s one important feature we had working was allowing ...
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Strange Outlook Addressing problems

We are seeing a new problem with Outlook this past month. Outlook is generating email messages with valid envelope recipients, but INVALID Body Header recipients. Because a receiving user replies on ...
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Mail error 550 Maximum line length exceeded (RFC 5322 2.1.1)

I have a reseller hosting account containing a couple of domains. One of our clients has recently been complaining about emails not being sent. They are receiving the error "550 Maximum line ...
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Exchange 2010 won't allow IMAP connections over PlainText authentication

I have IMAP enabled for the server, the IMAP4 service running, and IMAP enabled for the account. This is Exchange 2010 server. Emails work fine, but when I try to login over IMAP I get the following ...
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How to enable IMAP php extension on aws EC2 instance

I've tried every way to install imap php extension but I couldn't do it. I am using amazon web service EC2 instance and it has CentOS. while yum search *-imap.* I found a package from cyrus-imap.* but ...
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Postfix SMTP Auth failed

im running postfix but i cant get smtp to work imap works without any issues with ssl now when i want to send an email i get authentication failed here is the log Aug 21 04:59:55 server imapd: ...
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IMAP server responds with "BAD..." error to "LIST..." after similar "LIST" command completes successfully

I'm getting a BAD... error when running a LIST command against an IMAP server that I'm not understanding and could use some help with. I run almost an identical command just prior to it to list the ...
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How can I fetch the junk folder from office365 into another imap server?

Office365 put the received mail in the INBOX folder, but also it puts many good emails in the junk folder. How can I fetch the emails from the junk folder into a local imap account, putting them in ...
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Office 365 email with shared domain

I am migrating all my company mailoboxes, that actually are located on an internal IMAP server, to a Office 365 tenant. Since the migrating process whould take a quite long time, I need to share the ...
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IMAPS, SSL or TLS

Is IMAPS (IMAP over SSL) SSL or TLS? I know TLS is the successor of SSL. But everywhere I look, I always find IMAPS = IMAP over SSL with always the specific mention of SSL and never TLS, which makes ...
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Server Configuration Error if Receiving e-mails

Another Problem, I have a VPS where I installed a Dovecot, Postfix, PostfixAdmin and Roundcube webmail. I can not receive emails anymore from any external address, I get this Problem: This is the only ...
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I tried postfix restart, said service isn't running. Yet I am on my working mail server? (cent os)

So I am not sure what I am doing wrong. This all started with the need to let others from outside our network access the SMTP to send email from offsite. So I had in /etc/postfix a check_clients ...
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Microsof Exchange 2013 export to 3rd Party cloud hosting

So I'm trying to export mailboxes off of a local exchange 2013 server and upload them to a hosted VPS running IMAP. So basically migrating mailboxes from exchange to IMAP. I was told that I could move ...
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Copy emails to another domain on the same VPS

I'm moving my website to another domain on the same VPS. From olddomain.com to newdomain.com. I want to move all emails from hello@olddomain.com to piotr@newdomain.com I'm looking for fast and ...
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Dovecot expunge with POP3

I want to have Dovecot remove e-mails from a POP3 inbox that are over a year old, regardless of whether they have been read or not. From what I have read for autoexpunge to work the message should be ...
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Dovecot IMAP server failure

I'm trying to configure an email server. I'm using squirrelmail, dovecot and postfix. When I try to login on squirrelmail site it gicves me ERROR: Connection dropped by IMAP server. The /var/log/...
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